Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/56 and 18/75

21/56 + 18/75 is 123/200.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 75 is 4200

    Next, find the equivalent fraction of both fractional numbers with denominator 4200
  2. For the 1st fraction, since 56 × 75 = 4200,
    21/56 = 21 × 75/56 × 75 = 1575/4200
  3. Likewise, for the 2nd fraction, since 75 × 56 = 4200,
    18/75 = 18 × 56/75 × 56 = 1008/4200
  4. Add the two like fractions:
    1575/4200 + 1008/4200 = 1575 + 1008/4200 = 2583/4200
  5. 2583/4200 simplified gives 123/200
  6. So, 21/56 + 18/75 = 123/200

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com